Home / 172,656,095.40-258,984,143.10-171,648,325.80

Finding the Fourth Proportional to 172,656,095.40, 258,984,143.10 and 171,648,325.80

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Solution

The fourth proportional to 172,656,095.40, 258,984,143.10 and 171,648,325.80 is: 257,472,488.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,656,095.40 : 258,984,143.10 = 171,648,325.80 : x
  2. Step 2: Convert to fraction form
    172,656,095.40/258,984,143.10 = 171,648,325.80/x
  3. Step 3: Cross multiply
    172,656,095.40x = 258,984,143.10 × 171,648,325.80
  4. Step 4: Simplify right side
    172,656,095.40x = 44,454,194,571,862,624
  5. Step 5: Solve for x
    x = 44,454,194,571,862,624/172,656,095.40
  6. Step 6: Final answer
    x = 257,472,488.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.